"
Mandie you damn fine
piece of ass!"- in this way it is a good thing "Mandie" is hott, attractive and has
a nice booty.
"Oh my god steph u stupid piece of ass"- In this case Steph is a fat ass lazy person who the speaker thinks is retarded.
person 1- matt's so sexy but he's pretty dumb eh?
person 2- ya totally wat a peice of ass.